CN201519351U - A multifunctional instrument for trachea that is easy to insert by hand - Google Patents
A multifunctional instrument for trachea that is easy to insert by hand Download PDFInfo
- Publication number
- CN201519351U CN201519351U CN2009202364825U CN200920236482U CN201519351U CN 201519351 U CN201519351 U CN 201519351U CN 2009202364825 U CN2009202364825 U CN 2009202364825U CN 200920236482 U CN200920236482 U CN 200920236482U CN 201519351 U CN201519351 U CN 201519351U
- Authority
- CN
- China
- Prior art keywords
- trachea
- conduit
- hand
- laryngeal mask
- free
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000003437 trachea Anatomy 0.000 title claims abstract description 30
- 239000002775 capsule Substances 0.000 claims description 19
- 241000251730 Chondrichthyes Species 0.000 claims description 6
- 210000000582 semen Anatomy 0.000 claims description 5
- 238000010992 reflux Methods 0.000 abstract description 4
- 210000002784 stomach Anatomy 0.000 abstract description 4
- 238000002627 tracheal intubation Methods 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 15
- 210000003128 head Anatomy 0.000 description 15
- 210000003238 esophagus Anatomy 0.000 description 10
- 210000000214 mouth Anatomy 0.000 description 9
- 230000029058 respiratory gaseous exchange Effects 0.000 description 7
- 230000002496 gastric effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 206010010071 Coma Diseases 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000003172 expectorant agent Substances 0.000 description 3
- 230000003419 expectorant effect Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 206010002660 Anoxia Diseases 0.000 description 2
- 241000976983 Anoxia Species 0.000 description 2
- 206010011224 Cough Diseases 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 2
- 230000007953 anoxia Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000004704 glottis Anatomy 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 206010049244 Ankyloglossia congenital Diseases 0.000 description 1
- 208000028399 Critical Illness Diseases 0.000 description 1
- 208000000059 Dyspnea Diseases 0.000 description 1
- 206010013975 Dyspnoeas Diseases 0.000 description 1
- 206010059138 Glossoptosis Diseases 0.000 description 1
- 206010021133 Hypoventilation Diseases 0.000 description 1
- 206010036790 Productive cough Diseases 0.000 description 1
- 208000007123 Pulmonary Atelectasis Diseases 0.000 description 1
- 208000010513 Stupor Diseases 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 210000000621 bronchi Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 210000002409 epiglottis Anatomy 0.000 description 1
- 210000004211 gastric acid Anatomy 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000002685 pulmonary effect Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 208000024794 sputum Diseases 0.000 description 1
- 210000003802 sputum Anatomy 0.000 description 1
- 230000009747 swallowing Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Images
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
Abstract
本实用新型公开一种便于徒手安插的气管用多功能器械，其特征是，该器械包括第一导管(5)和第二导管(9)，其中，第一导管(5)的一头设有可与呼吸机连接的标准接口(1)，另一头的头部设有环状部(4-1)充气膨胀时形成半个桃核状的喉罩(4)；第二导管(9)继续延伸并经所述喉罩(4)上环状部(4-1)的边缘穿出，在接近尖头处设有球形套囊(3)；两充气管(10)分别与喉罩(4)的环状部(4-1)和球形套囊(3)连通。本实用新型所述的多功能器械可在无视器械的辅助下徒手进行插管操作，同时实现建立可靠通气道和防止胃内反流物误吸的现场急救。
The utility model discloses a multifunctional device for trachea which is convenient for manual insertion, and is characterized in that the device comprises a first conduit (5) and a second conduit (9), wherein one end of the first conduit (5) is provided with a The standard interface (1) connected with the ventilator, the head of the other end is provided with a ring-shaped part (4-1) which forms a half peach-shaped laryngeal mask (4) when inflated; the second catheter (9) continues to extend And pass through the edge of the upper annular part (4-1) of the laryngeal mask (4), and a spherical cuff (3) is provided near the tip; two inflation tubes (10) are respectively connected with the laryngeal mask (4) The annular part (4-1) of the ring is communicated with the spherical cuff (3). The multifunctional device described in the utility model can perform intubation operation with bare hands without the assistance of the device, and at the same time realize the on-site first aid of establishing a reliable airway and preventing aspiration of reflux in the stomach.
Description
Technical field
This utility model relates to the apparatus that influences the patient respiration system with gas treating process, is specifically related to the trachea apparatus.
Background technology
In the prior art, keep the unobstructed apparatus commonly used of dyspnea serious symptom person's upper respiratory tract to mainly contain trachea intubate and laryngeal mask.
Clinically Chang Yong trachea with intubate mainly by a breather, be located near the sphere of breather tip cover capsule and the inflatable cover that is communicated with sphere cover capsule and form.During use sphere is overlapped capsule and be full of air, utilize of the trachea oral area sealing of spherical cover capsule, realize artificial oxygen supply breathing the patient.Because people's trachea is in the same place with esophagus is adjacent, and the glottis concealment is behind epiglottis, make tracheal intubation become very difficult, must be by means of the video apparatus, therefore as laryngoscope, thoracoscope etc., seriously limited under the situation of trachea and the special medical professional of shortage simple and crude in condition and used with intubate.In addition, the depth of insertion also is good at controlling, and conduit inserts and can be strayed in the laterobronchus too deeply, causes hypoventilation, anoxia or postoperative pulmonary atelectasis; Conduit inserts when too shallow, and due to illness people's position change and accident is deviate from causes serious unexpected the generation.Also have a bit to be exactly, the patient that need practice artificial respiration is some critically ill patients that need rescue mostly, and its glossoptosis or because of coughing and swallowing reflex difference or disappearance, vomitus and expectorant are very easily choked and caused acutely to choke into nasal cavity and cough.
Existing laryngeal mask comprises a breather, and the head of this breather is provided with an inflatable cover that is communicated with it, and described inflatable cover is provided with a gas tube.During use inflatable cover is full of air, utilizes throat and the oral cavity isolation of inflatable cover, realize artificial oxygen supply breathing the patient.Because inflatable cover is in the patient's that places the oral cavity, and is therefore convenient relatively than tracheal intubation.But this operation can only be opened the laggard line operate in patient oral cavity at the laryngoscope and the gag of special use by professional anaesthetist.For the patient of critical stupor, patient often closes ability to speak, and the oral cavity is full of vomitus, and the scene there is no the medical professional, therefore, shouts cover and can't in time be applied to the critical patient being badly in need of rescuing.The vomitus that contains gastric acid that spues in patient's stomach of comatose state, counter flow thing, and courageous and upright liquid or expectorant very easily suck pulmonary, stop up alveolar or bronchus etc., cause the whole body anoxia and increase the weight of conditions of patients.
This shows that during outdoor salvage at scene critical patient, being badly in need of both can be free-hand by inserting, and can inhale the anti-trachea apparatus that flows thing of expectorant and gastric again.
Summary of the invention
In view of the existing in prior technology deficiency, the purpose of this invention is to provide a kind of free-hand blind slotting unobstructed multi-functional apparatus of guarantee patient respiration of non-medical professional of being convenient to.
The present invention realizes that the technical scheme of above-mentioned purpose is:
A kind ofly be convenient to the free-hand trachea multi-functional apparatus of assigning, it is characterized in that this apparatus comprises first conduit and second conduit, wherein, one of first conduit is provided with the standard interface that can be connected with respirator, and the head of other end forms the laryngeal mask of half Semen Persicae shape when being provided with the annulus inflation; Second conduit continue to extend and on described laryngeal mask the edge of annulus pass, be provided with spherical cover capsule near the tip place; Two gas tubes are communicated with the annulus and the spherical cover capsule of laryngeal mask respectively.
Multi-functional apparatus described in the utility model also comprises a gag, this gag is one section and is the fairshaped body of shark head, be provided with the passage that can free in and out after described laryngeal mask loses heart in it, its outer middle part is provided with group limit, and the upper lip of its oral area extends to form the ligule guided plate that coincide with last volume forward.Above-mentioned gag removes the effect with common gag, can prevent the patient sting flat or break by the teeth first conduit and second conduit outside, also has following outstanding effect: 1, in the process of opening, described group is convenient on the limit the free-hand firmly propelling of doctor, after inserting the oral cavity, described group limit is retained in outside the tooth can limit the degree of depth that gag enters; 2, the ligule guided plate can extend to aditus laryngis along last volume, both can utilize its mouth that closes of opening coma patient, and patient's glottis is further appeared, and is convenient to the doctor and carries out the intubate operation.
Multi-functional apparatus described in the utility model, wherein said group is respectively equipped with a side opening in the both sides that are the fairshaped body of shark head on the limit, connect rope or belt whole apparatus binding is fixed on patient head so that be, avoid due to illness people's position change and cause whole apparatus accident to be deviate from, cause serious contingency.
Multi-functional apparatus described in the utility model, the overhanging end of wherein said two gas tubes can be established a check valve that can cooperate with syringe respectively, so that with syringe to respectively to described laryngeal mask and spherical sleeve bag gas-filling, also can establish a hand-pinch type inflator pump respectively, so that under the condition that lacks the inflation apparatus, respectively to described laryngeal mask and spherical sleeve bag gas-filling.When described gas tube overhanging end is provided with check valve, also can goes here and there between described check valve and the gas tube and establish a ballonet, so that touch the height of perception inner gas pressure with hands.
Multi-functional apparatus described in the utility model, wherein said laryngeal mask and common be that the inflatable cover structure of laryngeal mask is basic identical, it is become the annulus of hollow and closely covered described annulus one side by inflation is that the back is formed, and just forms the curved surface of half Semen Persicae shape when described annulus inflation; Described first conduit passes through the space in described back and the described annulus internal diameter, and described second conduit passes through the space of described back in described annulus internal diameter and passed by the edge of described annulus.
Multi-functional apparatus described in the utility model, wherein, though the set of described first conduit and the described laryngeal mask of its head and the gas tube that is communicated with laryngeal mask is equivalent to existing laryngeal mask, though described second conduit is equivalent to existing trachea intubate with the set of the gas tube that overlaps capsule near the sphere at its tip place and be communicated with sphere cover capsule, but, the organic assembling of the two has then been finished the two can't finishing separately of task, promptly, being equivalent to is not having the auxiliary blind next time slotting trachea and the stomach tube of other visual apparatus, and its principle is as described below.Because second conduit continue to extend and pass through the edge of the annulus of laryngeal mask, therefore there be not the down auxiliary of other visual apparatus, second conduit might insert trachea also might insert esophagus, and no matter described second conduit inserts trachea or esophagus, and described laryngeal mask all can be with whole aditus laryngis sealing.When second conduit inserts trachea, the set sphere cover capsule of its head can be with the ferrule of trachea, trachea and esophagus is isolated, this moment, described second conduit promptly was equivalent to conventional trachea intubate, described first conduit can link to each other with esophagus by pharyngeal, and the gastric reflux thing can pass through first catheter drainage; When second conduit inserts esophagus, the set sphere cover capsule of its head can seal aditus oesophagi, esophagus and trachea is isolated, this moment, described second conduit directly communicated with stomach by esophagus, direct drain gastric reflux thing, described first conduit can communicate with trachea by pharyngeal after with airbag aeration, sets up effective respiration channel.As seen, multi-functional apparatus described in the utility model can carry out the intubate operation by the layman down ignoring the auxiliary of apparatus, and effective respiration channel is set up in realization fast rapidly, prevents that gastric reflux thing mistake from inhaling the further damage that patient is caused.
Description of drawings
Fig. 1 is the structural representation of a specific embodiment of multi-functional apparatus described in the utility model, and the arrow among the figure is represented the assembly direction of gag 2.
Fig. 2 is laryngeal mask partial structurtes sketch map (centrage along first conduit 5 and second conduit 9 is analysed and observe amplification) in embodiment illustrated in fig. 1.
Fig. 3 is the structural representation of split shed device embodiment illustrated in fig. 1, and wherein, Fig. 3 (a) is a front view,
Fig. 3 (b) is a right view, and Fig. 3 (c) upward view, Fig. 3 (d) are the B-B cutaway view of Fig. 1.
Fig. 4 is the structural representation of a specific embodiment of gas tube described in the utility model.
Fig. 5 is a kind of user mode figure embodiment illustrated in fig. 1.
Fig. 6 is another kind of user mode figure embodiment illustrated in fig. 1.
The specific embodiment
For the ease of expressing the structure and the shape of laryngeal mask, laryngeal mask shown in Fig. 14 and spherical cover capsule 3 are state behind the inflation.Referring to Fig. 1 and Fig. 2, laryngeal mask 4 with common be that the structure of inflatable cover of laryngeal mask is basic identical, the back 4-2 that it becomes the annulus 4-1 of hollow by inflation and closely covers described annulus 4-1 one side forms, and just forms the curved surface of half Semen Persicae shape when described annulus 4-1 inflation.First conduit 5 and second conduit 9 pass through back 4-2 by the oblique upper of the annulus 4-1 major part of half Semen Persicae shape side by side, and wherein, the mouth of pipe of first conduit 5 and back 4-2 fuse, and endoporus is communicated with space 4-3 in the annulus 4-1 internal diameter; Second conduit 9 passes through follow-up the reneing of back 4-2 of laryngeal mask 4 and stretches, and the space 4-3 in annulus 4-1 internal diameter is passed by the edge of annulus 4-1, stretches out laryngeal mask 4 backs and is being provided with spherical cover capsule 3 near the tip place.First conduit 5 and second conduit 9 are respectively equipped with a standard interface 1 that can be connected with respirator away from of laryngeal mask 4, are provided with spacer block 8 separately at interface 1 place that is near the mark between the two, form " Y " shape structure, and two standard interfaces 1 are separated slightly.
Referring to Fig. 1, two gas tubes 10 are set up along second conduit 9, and are communicated with the annulus 4-1 and the spherical cover capsule 3 of laryngeal mask 4 respectively, go here and there successively respectively away from the other end of laryngeal mask 4 and establish a ballonet 7 and the check valve 11 that can dock with syringe.
Referring to Fig. 4, but the selection scheme of set ballonet 7 of a kind of alternative gas tube 10 heads and check valve 11 is, two gas tubes 10 are being established a hand-pinch type inflator pump 12 respectively away from the other end of laryngeal mask 4, and the structure of this hand-pinch type inflator pump 12 is identical with used hand-pinch type inflator pump on the common sphygomanometer.
Referring to Fig. 3, gag 2 is one section and is the fairshaped body of shark head, be provided with the passage 2-1 that can free in and out after laryngeal mask 4 loses heart in it, its outer middle part is provided with crowd limit 2-2, this group limit 2-2 goes up and is respectively equipped with a side opening 2-3 in the both sides that are the fairshaped body of shark head, and the upper lip of its oral area extends to form the ligule guided plate 2-4 that coincide with last volume forward.
Below in conjunction with Brief Description Of Drawings using method of the present utility model and operation principle.
Referring to Fig. 5 or Fig. 6 and in conjunction with Fig. 1, during use, making lies in a comatose condition needs the patient of first aid to be in dorsal position, hand-held gag 2 is opened the tooth that closes, when entering oral cavity and the group limit 2-2 on it, gag 2 is close to the tooth when outside, hold first conduit 5 and second conduit 9 of being convenient to the free-hand trachea assigned with multi-functional apparatus 6 described in the utility model, make be located at the sphere cover capsule 3 that loses heart on second conduit 9 and be located at the laryngeal mask 4 that loses heart on first conduit 5 successively the passage 2-1 in gag 2 enter patient 13 oral cavity along ligule guided plate 2-4.When entering when reaching desired depth, the annulus 4-1 that promptly available syringe overlaps sphere respectively on capsule 3 and the laryngeal mask 4 is full.And then observe which root and lead the air-flow that the patient pants, immediately respirator with being arranged, the pant conduit of air-flow of patient is docked then, another conduit is docked with sputum aspirator, group limit 2-2 from gag 2 upward wears frenulum in the set two side holes 2-3 at last, whole apparatus binding is fixed on patient head, promptly finishes the first aid process of whole intubate oxygen supply.When the patient revives and can freely breathe, it is the check valve pumpback that available syringe tip compresses gas tube 10 heads, or it is exitted naturally with the check valve that spicule props up gas tube 10 heads, with the air emptying in the annulus 4-1 on described spherical cover capsule 3 and the laryngeal mask 4, take out the whole free-hand trachea of the assigning multi-functional apparatus 6 of being convenient to described in the utility model.
Referring to Fig. 5 or Fig. 6, the trachea 13-1 no matter second conduit 9 inserts patient 13 still is esophagus 13-2.The set sphere of its head is overlapped capsule 3 all can be isolated with trachea 13-1 and esophagus 13-2, realizes setting up reliable airway simultaneously and prevent the anti-first aid of flowing the suction of thing mistake of gastric.
Claims (6)
1. be convenient to the free-hand trachea multi-functional apparatus of assigning for one kind, it is characterized in that, this apparatus comprises first conduit (5) and second conduit (9), wherein, one of first conduit (5) is provided with the standard interface (1) that can be connected with respirator, and the head of other end forms the laryngeal mask (4) of half Semen Persicae shape when being provided with annulus (4-1) inflation; Second conduit (9) continues to extend and upward passes at the edge of annulus (4-1) through described laryngeal mask (4), is being provided with spherical cover capsule (3) near the tip place; Two gas tubes (10) are communicated with the annulus (4-1) and the spherical cover capsule (3) of laryngeal mask (4) respectively.
2. a kind of free-hand trachea multi-functional apparatus of assigning of being convenient to according to claim 1, it is characterized in that, this apparatus also comprises a gag (2), this gag (2) is one section and is the fairshaped body of shark head, be provided with the passage (2-1) that can free in and out after described laryngeal mask (4) loses heart in it, its outer middle part is provided with group limit (2-2), and the upper lip of its oral area extends to form the ligule guided plate (2-4) that coincide with last volume forward.
3. a kind of free-hand trachea multi-functional apparatus of assigning of being convenient to according to claim 2 is characterized in that described group limit (2-2) upward is respectively equipped with a side opening (2-3) in the both sides that are the fairshaped body of shark head.
4. according to the described a kind of free-hand trachea multi-functional apparatus of assigning of being convenient to of one of claim 1～3, it is characterized in that the overhanging end of described two gas tubes (10) is established a check valve (11) that can cooperate with syringe respectively.
5. according to the described a kind of free-hand trachea multi-functional apparatus of assigning of being convenient to of one of claim 1～3, it is characterized in that the overhanging end of described two gas tubes (10) is established a hand-pinch type inflator pump respectively,
6. a kind of free-hand trachea multi-functional apparatus of assigning of being convenient to according to claim 4 is characterized in that string is established a ballonet (7) between described check valve (11) and the gas tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202364825U CN201519351U (en) | 2009-09-28 | 2009-09-28 | A multifunctional instrument for trachea that is easy to insert by hand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202364825U CN201519351U (en) | 2009-09-28 | 2009-09-28 | A multifunctional instrument for trachea that is easy to insert by hand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201519351U true CN201519351U (en) | 2010-07-07 |
Family
ID=42505530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202364825U Expired - Fee Related CN201519351U (en) | 2009-09-28 | 2009-09-28 | A multifunctional instrument for trachea that is easy to insert by hand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201519351U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014127548A1 (en) * | 2013-02-25 | 2014-08-28 | Xiao Jinfang | Combined ventilation apparatus with laryngeal mask of completely inbuilt gas tube catheter type |
| CN105343975A (en) * | 2015-12-04 | 2016-02-24 | 孙扬 | Tracheal intubation device with no laryngoscope |
-
2009
- 2009-09-28 CN CN2009202364825U patent/CN201519351U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014127548A1 (en) * | 2013-02-25 | 2014-08-28 | Xiao Jinfang | Combined ventilation apparatus with laryngeal mask of completely inbuilt gas tube catheter type |
| CN105343975A (en) * | 2015-12-04 | 2016-02-24 | 孙扬 | Tracheal intubation device with no laryngoscope |
| CN105343975B (en) * | 2015-12-04 | 2017-09-19 | 孙扬 | A kind of tracheal inserting device without laryngoscope |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105343975B (en) | A kind of tracheal inserting device without laryngoscope | |
| CN104994899A (en) | Reversible airway device and related method for ventilating a subject | |
| TW201217014A (en) | Artificial airway device | |
| CN207871238U (en) | A kind of multitube visual laryngeal mask | |
| CN102921083A (en) | Double-balloon laryngeal mask airway for gastroenterological endoscope examination | |
| WO2014166135A1 (en) | Multi-lumen single-body double mis-inhalation-proof drainage-type laryngeal mask | |
| CN113694333B (en) | Multifunctional air bag sputum suction laryngeal mask | |
| CN109481805A (en) | A kind of intranasal laryngeal airway conduit | |
| CN201519351U (en) | A multifunctional instrument for trachea that is easy to insert by hand | |
| CN202961408U (en) | Dual-airbag laryngeal mask airway for gastrointestinal endoscopy | |
| CN209221240U (en) | laryngeal mask | |
| CN206167555U (en) | Novel double -barrelled laryngeal mask | |
| CN203763605U (en) | Laryngeal mask gas duct structure | |
| CN107029330A (en) | Endotracheal catheter | |
| CN203763606U (en) | Cannula type combined laryngeal mask | |
| CN202015411U (en) | Throat breath guiding catheter | |
| CN207898748U (en) | Endotracheal catheter | |
| CN201832255U (en) | Laryngeal mask for blocking esophagus | |
| CN206404141U (en) | A kind of seaming with oxygen uptake function | |
| CN213432385U (en) | Anti-backflow inflation-free sealing laryngeal mask | |
| CN213407350U (en) | Gastroscopy laryngeal mask | |
| CN204319455U (en) | Endoscopy anesthesia laryngeal mask | |
| CN209221233U (en) | A kind of double bolloon Medical throat cover | |
| CN209645590U (en) | Built-in light source visual laryngeal mask | |
| CN204364602U (en) | One can be used for gastroscopic laryngeal mask |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100707 Termination date: 20120928 |